Dennis O'Connor, M.D./M.P.H.
NPI 1508027863 · Emergency Medicine Physician · National City, CA
Dennis O'Connor, M.D./M.P.H. is a Emergency Medicine Physician provider in National City, CA (NPI 1508027863).
Provider details
- NPI number
- 1508027863
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D./M.P.H.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-19
- Last updated
- 2015-07-14
Frequently asked questions
- What is Dennis O'Connor's NPI number?
- Dennis O'Connor's National Provider Identifier (NPI) is 1508027863, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis O'Connor's specialty?
- Dennis O'Connor is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis O'Connor located?
- Dennis O'Connor's practice location on file with NPPES is 2400 E 4th St, National City, CA 91950-2026.
- What is Dennis O'Connor's phone number?
- The practice phone number listed in the NPPES registry for Dennis O'Connor is (760) 310-5658.
- Is Dennis O'Connor's NPI active?
- Yes — Dennis O'Connor's NPI (1508027863) is active in the NPPES registry as of the last update on 2015-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.